OPHIOGLOSSUM VULGATUM. 
193 
Mr. W. Reeve, writing to U8 relative to the culture of 
these Ferns, says: 
' The Ophioglossum vulgatum is scarcely worth cul- 
tivating unless for curiosity, or for completing a col- 
lection, in which case it should not be absent. Although 
of simple appearance, yet, when cultivated with other 
species of Ferns, it will not fail to give satisfaction, and, 
like the Ophioglossum Lusitanicum, may be very easily 
grown, and will soon spread and form a mass, under 
favourable circumstances, at the base of the Fernery or 
o 
